# CVE-2019-16790: Remote Code Execution in Tiny File Manager

> Authenticated attackers can achieve remote code execution in Tiny File Manager via malicious file uploads or editing features.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 30 Dec 2019
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-w72h-v37j-rrwr

## What is CVE-2019-16790?

CVE-2019-16790 is a medium-severity vulnerability in Tiny File Manager, published on 30 Dec 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

In Tiny File Manager before 2.3.9, there is a remote code execution via Upload from URL and Edit/Rename files. Only authenticated users are impacted.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type), CWE-78 (Improper Neutralization of Special Elements used in an OS Command)

## Which versions are affected by CVE-2019-16790?

It affects 1 product.


Products: Prasathmani Tiny File Manager.

## How do I fix CVE-2019-16790?

No fix has been published for CVE-2019-16790 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-16790 being exploited?

There is no known exploitation of CVE-2019-16790 in the wild and no public exploit code.

## Other vulnerabilities in Tiny File Manager

- [CVE-2022-40916](https://insights.sbomify.com/CVE-2022-40916/): Auth bypass in n/a (critical 9.8)
- [CVE-2022-45476](https://insights.sbomify.com/CVE-2022-45476/): File upload in Tiny File Manager (critical 9.8)
- [CVE-2022-23044](https://insights.sbomify.com/CVE-2022-23044/): Cross-site request forgery in Tiny File Manager (high 8.8)
- [CVE-2022-1000](https://insights.sbomify.com/CVE-2022-1000/): Path Traversal in prasathmani/tinyfilemanager (high 8.8)
- [CVE-2021-45010](https://insights.sbomify.com/CVE-2021-45010/): Path traversal in n/a (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-16790 and fix it if it is affected.

What it is: CVE-2019-16790 is a medium-severity vulnerability in Tiny File Manager, published on 30 Dec 2019. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2019-16790 in the wild and no public exploit code.

Affected product: Tiny File Manager. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2019-16790/ (Markdown: https://insights.sbomify.com/CVE-2019-16790/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-16790
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-16790
- OSV: https://osv.dev/vulnerability/CVE-2019-16790

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-16790/
Summaries are generated and may contain mistakes; the official description above is the record.